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_wp_check_existing_file_names › WordPress Function

Da5.3.1
Deprecaton/a
› _wp_check_existing_file_names ( $filename, $files )
Accedi:
  • private
Parametri: (2)
  • (string) $filename The file name to check.
    Richiesto: Sì
  • (array) $files An array of existing files in the directory.
    Richiesto: Sì
Ritorna:
  • (bool) True if the tested file name could match an existing file, false otherwise.
Definito a:
Codex:

Helper function to check if a file name could match an existing image sub-size file name.



Funzioni correlate: _wp_check_alternate_file_names, wp_check_filetype, wp_check_revisioned_meta_fields_have_changed, wp_check_for_changed_dates, wp_using_themes

Sorgenti 

function _wp_check_existing_file_names( $filename, $files ) {
	$fname = pathinfo( $filename, PATHINFO_FILENAME );
	$ext   = pathinfo( $filename, PATHINFO_EXTENSION );

	// Edge case, file names like `.ext`.
	if ( empty( $fname ) ) {
		return false;
	}

	if ( $ext ) {
		$ext = ".$ext";
	}

	$regex = '/^' . preg_quote( $fname ) . '-(?:\d+x\d+|scaled|rotated)' . preg_quote( $ext ) . '$/i';

	foreach ( $files as $file ) {
		if ( preg_match( $regex, $file ) ) {
			return true;
		}
	}

	return false;
}